中文
相关论文

相关论文: Deep learning for enhanced free-space optical comm…

200 篇论文

The stability of optical vortex structures in turbulent environments is critical for their applications in optical communication, quantum information, and structured light technologies. Although topological invariants, such as crossings and…

光学 · 物理学 2025-11-13 Dmitrii Tsvetkov , Danilo Gomes Pires , Natalia Litchinitser

This paper presents a neural network approach for solving two-dimensional optical tomography (OT) problems based on the radiative transfer equation. The mathematical problem of OT is to recover the optical properties of an object based on…

计算物理 · 物理学 2019-10-14 Yuwei Fan , Lexing Ying

Recent years have witnessed the great success of convolutional neural network (CNN) based models in the field of computer vision. CNN is able to learn hierarchically abstracted features from images in an end-to-end training manner. However,…

计算机视觉与模式识别 · 计算机科学 2017-08-16 Xin Li , Zequn Jie , Jiashi Feng , Changsong Liu , Shuicheng Yan

Convolutional neural networks for computer vision are fairly intuitive. In a typical CNN used in image classification, the first layers learn edges, and the following layers learn some filters that can identify an object. But CNNs for…

计算与语言 · 计算机科学 2018-04-04 Prudhvi Raj Dachapally , Srikanth Ramanam

Observations from ground based telescopes are affected by the presence of the Earth atmosphere, which severely perturbs them. The use of adaptive optics techniques has allowed us to partly beat this limitation. However, image selection or…

天体物理仪器与方法 · 物理学 2021-02-17 A. Asensio Ramos , N. Olspert

Current Deep Learning methods for environment segmentation and velocity estimation rely on Convolutional Recurrent Neural Networks to exploit spatio-temporal relationships within obtained sensor data. These approaches derive scene dynamics…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Marco Braun , Moritz Luszek , Mirko Meuter , Dominic Spata , Kevin Kollek , Anton Kummert

Data scarcity, bias, and experimental noise are all frequently encountered problems in the application of deep learning to chemical and material science disciplines. Transfer learning has proven effective in compensating for the lack in…

化学物理 · 物理学 2021-03-16 Florence H. Vermeire , William H. Green

In recent years, the removal of motion blur in photographs has seen impressive progress in the hands of deep learning-based methods, trained to map directly from blurry to sharp images. For this reason, approaches that explicitly use a…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Guillermo Carbajal , Patricia Vitoria , José Lezama , Pablo Musé

Multiplexing multiple orbital angular momentum (OAM) modes of light has the potential to increase data capacity in optical communication. However, the distribution of such modes over long distances remains challenging. Free-space…

光学 · 物理学 2022-01-19 Yifan Liu , Zhisen Zhang , Panpan Yu , Yijing Wu , Ziqiang Wang , Yinmei Li , Wen Liu , Lei Gong

Convolutional neural networks (CNNs) have recently been very successful in a variety of computer vision tasks, especially on those linked to recognition. Optical flow estimation has not been among the tasks where CNNs were successful. In…

With respect to biological findings underlying fly's physiology in the past decade, we present a directionally selective neural network, with a feed-forward structure and entirely low-level visual processing, so as to implement direction…

神经与进化计算 · 计算机科学 2018-08-24 Qinbing Fu , Nicola Bellotto , Shigang Yue

Depth is one of the keys that make neural networks succeed in the task of large-scale image recognition. The state-of-the-art network architectures usually increase the depths by cascading convolutional layers or building blocks. In this…

计算机视觉与模式识别 · 计算机科学 2018-02-13 Siyuan Qiao , Zhishuai Zhang , Wei Shen , Bo Wang , Alan Yuille

Diffusion, a fundamental internal mechanism emerging in many physical processes, describes the interaction among different objects. In many learning tasks with limited training samples, the diffusion connects the labeled and unlabeled data…

机器学习 · 计算机科学 2023-05-02 Tangjun Wang , Zehao Dou , Chenglong Bao , Zuoqiang Shi

Deep neural networks have been applied to improve the image quality of fluorescence microscopy imaging. Previous methods are based on convolutional neural networks (CNNs) which generally require more time-consuming training of separate…

Diffracted scattering and occlusion are important acoustic effects in interactive auralization and noise control applications, typically requiring expensive numerical simulation. We propose training a convolutional neural network to map…

音频与语音处理 · 电气工程与系统科学 2020-02-18 Ziqi Fan , Vibhav Vineet , Hannes Gamper , Nikunj Raghuvanshi

Transmission electron microscope (TEM) images are often corrupted by noise, hindering their interpretation. To address this issue, we propose a deep learning-based approach using simulated images. Using density functional theory…

材料科学 · 物理学 2025-01-22 Jinwoong Chae , Sungwook Hong , Sungkyu Kim , Sungroh Yoon , Gunn Kim

In the last few years, deep learning has led to very good performance on a variety of problems, such as visual recognition, speech recognition and natural language processing. Among different types of deep neural networks, convolutional…

计算机视觉与模式识别 · 计算机科学 2017-10-20 Jiuxiang Gu , Zhenhua Wang , Jason Kuen , Lianyang Ma , Amir Shahroudy , Bing Shuai , Ting Liu , Xingxing Wang , Li Wang , Gang Wang , Jianfei Cai , Tsuhan Chen

The complex physics involved in atmospheric turbulence makes it very difficult for ground-based astronomy to build accurate scintillation models and develop efficient methodologies to remove this highly structured noise from valuable…

天体物理仪器与方法 · 物理学 2022-05-18 Alejandra Rocha-Solache , Iván Rodríguez-Montoya , David Sánchez-Argüelles , Itziar Aretxaga

Optical transmission spectroscopy is one method to understand brain tissue structural properties from brain tissue biopsy samples, yet manual interpretation is resource intensive and prone to inter observer variability. Deep convolutional…

医学物理 · 物理学 2025-05-20 Mohnish Sao , Mousa Alrubayan , Prabhakar Pradhan

The goal of computational color constancy is to preserve the perceptive colors of objects under different lighting conditions by removing the effect of color casts caused by the scene's illumination. With the rapid development of deep…

计算机视觉与模式识别 · 计算机科学 2019-06-03 Mahmoud Afifi
‹ 上一页 1 8 9 10 下一页 ›